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<pre><span class="sourceLineNo">001</span><a name="line.1"></a>
<span class="sourceLineNo">002</span>/*<a name="line.2"></a>
<span class="sourceLineNo">003</span> * Copyright (C) 2014 Archie L. Cobbs. All rights reserved.<a name="line.3"></a>
<span class="sourceLineNo">004</span> *<a name="line.4"></a>
<span class="sourceLineNo">005</span> * $Id: Main.html 842 2015-03-07 18:20:42Z archie.cobbs $<a name="line.5"></a>
<span class="sourceLineNo">006</span> */<a name="line.6"></a>
<span class="sourceLineNo">007</span><a name="line.7"></a>
<span class="sourceLineNo">008</span>package org.jsimpledb.gui;<a name="line.8"></a>
<span class="sourceLineNo">009</span><a name="line.9"></a>
<span class="sourceLineNo">010</span>import java.io.File;<a name="line.10"></a>
<span class="sourceLineNo">011</span>import java.net.URI;<a name="line.11"></a>
<span class="sourceLineNo">012</span>import java.util.ArrayDeque;<a name="line.12"></a>
<span class="sourceLineNo">013</span>import java.util.Arrays;<a name="line.13"></a>
<span class="sourceLineNo">014</span>import java.util.LinkedHashSet;<a name="line.14"></a>
<span class="sourceLineNo">015</span>import java.util.Set;<a name="line.15"></a>
<span class="sourceLineNo">016</span><a name="line.16"></a>
<span class="sourceLineNo">017</span>import org.eclipse.jetty.annotations.AnnotationConfiguration;<a name="line.17"></a>
<span class="sourceLineNo">018</span>import org.eclipse.jetty.plus.webapp.EnvConfiguration;<a name="line.18"></a>
<span class="sourceLineNo">019</span>import org.eclipse.jetty.plus.webapp.PlusConfiguration;<a name="line.19"></a>
<span class="sourceLineNo">020</span>import org.eclipse.jetty.server.Server;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import org.eclipse.jetty.util.resource.Resource;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import org.eclipse.jetty.webapp.Configuration;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import org.eclipse.jetty.webapp.FragmentConfiguration;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import org.eclipse.jetty.webapp.MetaInfConfiguration;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import org.eclipse.jetty.webapp.WebAppContext;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import org.eclipse.jetty.webapp.WebInfConfiguration;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import org.eclipse.jetty.webapp.WebXmlConfiguration;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import org.jsimpledb.JSimpleDB;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import org.jsimpledb.core.Database;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import org.jsimpledb.parse.func.Function;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import org.jsimpledb.spring.AnnotatedClassScanner;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import org.jsimpledb.util.AbstractMain;<a name="line.32"></a>
<span class="sourceLineNo">033</span><a name="line.33"></a>
<span class="sourceLineNo">034</span>/**<a name="line.34"></a>
<span class="sourceLineNo">035</span> * GUI main entry point.<a name="line.35"></a>
<span class="sourceLineNo">036</span> */<a name="line.36"></a>
<span class="sourceLineNo">037</span>public class Main extends AbstractMain implements GUIConfig {<a name="line.37"></a>
<span class="sourceLineNo">038</span><a name="line.38"></a>
<span class="sourceLineNo">039</span>    private static final int DEFAULT_HTTP_PORT = 8080;<a name="line.39"></a>
<span class="sourceLineNo">040</span><a name="line.40"></a>
<span class="sourceLineNo">041</span>    private static Main instance;<a name="line.41"></a>
<span class="sourceLineNo">042</span><a name="line.42"></a>
<span class="sourceLineNo">043</span>    private JSimpleDB jdb;<a name="line.43"></a>
<span class="sourceLineNo">044</span>    private Server server;<a name="line.44"></a>
<span class="sourceLineNo">045</span>    private int port = DEFAULT_HTTP_PORT;<a name="line.45"></a>
<span class="sourceLineNo">046</span>    private URI root;<a name="line.46"></a>
<span class="sourceLineNo">047</span>    private final LinkedHashSet&lt;Class&lt;?&gt;&gt; functionClasses = new LinkedHashSet&lt;&gt;();<a name="line.47"></a>
<span class="sourceLineNo">048</span><a name="line.48"></a>
<span class="sourceLineNo">049</span>    @Override<a name="line.49"></a>
<span class="sourceLineNo">050</span>    protected boolean parseOption(String option, ArrayDeque&lt;String&gt; params) {<a name="line.50"></a>
<span class="sourceLineNo">051</span>        if (option.equals("--root")) {<a name="line.51"></a>
<span class="sourceLineNo">052</span>            if (params.isEmpty())<a name="line.52"></a>
<span class="sourceLineNo">053</span>                this.usageError();<a name="line.53"></a>
<span class="sourceLineNo">054</span>            this.root = new File(params.removeFirst()).toURI();<a name="line.54"></a>
<span class="sourceLineNo">055</span>        } else if (option.equals("--port")) {<a name="line.55"></a>
<span class="sourceLineNo">056</span>            if (params.isEmpty())<a name="line.56"></a>
<span class="sourceLineNo">057</span>                this.usageError();<a name="line.57"></a>
<span class="sourceLineNo">058</span>            this.port = Integer.parseInt(params.removeFirst());<a name="line.58"></a>
<span class="sourceLineNo">059</span>        } else if (option.equals("--func-pkg")) {<a name="line.59"></a>
<span class="sourceLineNo">060</span>            if (params.isEmpty())<a name="line.60"></a>
<span class="sourceLineNo">061</span>                this.usageError();<a name="line.61"></a>
<span class="sourceLineNo">062</span>            this.scanFunctionClasses(params.removeFirst());<a name="line.62"></a>
<span class="sourceLineNo">063</span>        } else<a name="line.63"></a>
<span class="sourceLineNo">064</span>            return false;<a name="line.64"></a>
<span class="sourceLineNo">065</span>        return true;<a name="line.65"></a>
<span class="sourceLineNo">066</span>    }<a name="line.66"></a>
<span class="sourceLineNo">067</span><a name="line.67"></a>
<span class="sourceLineNo">068</span>    private void scanFunctionClasses(String pkgname) {<a name="line.68"></a>
<span class="sourceLineNo">069</span>        for (String className : new AnnotatedClassScanner(Function.class).scanForClasses(pkgname.split("[\\s,]")))<a name="line.69"></a>
<span class="sourceLineNo">070</span>            this.functionClasses.add(this.loadClass(className));<a name="line.70"></a>
<span class="sourceLineNo">071</span>    }<a name="line.71"></a>
<span class="sourceLineNo">072</span><a name="line.72"></a>
<span class="sourceLineNo">073</span>    @Override<a name="line.73"></a>
<span class="sourceLineNo">074</span>    public int run(String[] args) throws Exception {<a name="line.74"></a>
<span class="sourceLineNo">075</span><a name="line.75"></a>
<span class="sourceLineNo">076</span>        // Set singleton<a name="line.76"></a>
<span class="sourceLineNo">077</span>        Main.instance = this;<a name="line.77"></a>
<span class="sourceLineNo">078</span><a name="line.78"></a>
<span class="sourceLineNo">079</span>        // Parse command line<a name="line.79"></a>
<span class="sourceLineNo">080</span>        final ArrayDeque&lt;String&gt; params = new ArrayDeque&lt;String&gt;(Arrays.asList(args));<a name="line.80"></a>
<span class="sourceLineNo">081</span>        final int result = this.parseOptions(params);<a name="line.81"></a>
<span class="sourceLineNo">082</span>        if (result != -1)<a name="line.82"></a>
<span class="sourceLineNo">083</span>            return result;<a name="line.83"></a>
<span class="sourceLineNo">084</span>        switch (params.size()) {<a name="line.84"></a>
<span class="sourceLineNo">085</span>        case 0:<a name="line.85"></a>
<span class="sourceLineNo">086</span>            break;<a name="line.86"></a>
<span class="sourceLineNo">087</span>        default:<a name="line.87"></a>
<span class="sourceLineNo">088</span>            this.usageError();<a name="line.88"></a>
<span class="sourceLineNo">089</span>            return 1;<a name="line.89"></a>
<span class="sourceLineNo">090</span>        }<a name="line.90"></a>
<span class="sourceLineNo">091</span>        if (this.schemaClasses == null) {<a name="line.91"></a>
<span class="sourceLineNo">092</span>            System.err.println(this.getName() + ": no schema classes defined; please specify using `--pkg'");<a name="line.92"></a>
<span class="sourceLineNo">093</span>            return 1;<a name="line.93"></a>
<span class="sourceLineNo">094</span>        }<a name="line.94"></a>
<span class="sourceLineNo">095</span><a name="line.95"></a>
<span class="sourceLineNo">096</span>        // Try to infer root directory from classpath<a name="line.96"></a>
<span class="sourceLineNo">097</span>        if (this.root == null) {<a name="line.97"></a>
<span class="sourceLineNo">098</span>            try {<a name="line.98"></a>
<span class="sourceLineNo">099</span>                URI uri = this.getClass().getResource("/WEB-INF/web.xml").toURI();<a name="line.99"></a>
<span class="sourceLineNo">100</span>                if (uri.toString().startsWith("jar:"))<a name="line.100"></a>
<span class="sourceLineNo">101</span>                    this.root = new URI(uri.toString().substring(0, uri.toString().lastIndexOf('!') + 2));<a name="line.101"></a>
<span class="sourceLineNo">102</span>                else<a name="line.102"></a>
<span class="sourceLineNo">103</span>                    this.root = this.getClass().getResource("/WEB-INF/web.xml").toURI().resolve("..");<a name="line.103"></a>
<span class="sourceLineNo">104</span>            } catch (Exception e) {<a name="line.104"></a>
<span class="sourceLineNo">105</span>                // ignore<a name="line.105"></a>
<span class="sourceLineNo">106</span>            }<a name="line.106"></a>
<span class="sourceLineNo">107</span>            if (this.root == null) {<a name="line.107"></a>
<span class="sourceLineNo">108</span>                System.err.println(this.getName() + ": can't determine install directory; please specify `--root dir'");<a name="line.108"></a>
<span class="sourceLineNo">109</span>                return 1;<a name="line.109"></a>
<span class="sourceLineNo">110</span>            }<a name="line.110"></a>
<span class="sourceLineNo">111</span>        }<a name="line.111"></a>
<span class="sourceLineNo">112</span>        this.log.debug("using root directory " + this.root);<a name="line.112"></a>
<span class="sourceLineNo">113</span><a name="line.113"></a>
<span class="sourceLineNo">114</span>        // Set up database<a name="line.114"></a>
<span class="sourceLineNo">115</span>        final Database db = this.startupKVDatabase();<a name="line.115"></a>
<span class="sourceLineNo">116</span>        try {<a name="line.116"></a>
<span class="sourceLineNo">117</span><a name="line.117"></a>
<span class="sourceLineNo">118</span>            // Create JSimpleDB instance<a name="line.118"></a>
<span class="sourceLineNo">119</span>            this.jdb = this.getJSimpleDBFactory(db).newJSimpleDB();<a name="line.119"></a>
<span class="sourceLineNo">120</span><a name="line.120"></a>
<span class="sourceLineNo">121</span>            // Perform test transaction<a name="line.121"></a>
<span class="sourceLineNo">122</span>            this.performTestTransaction(jdb);<a name="line.122"></a>
<span class="sourceLineNo">123</span><a name="line.123"></a>
<span class="sourceLineNo">124</span>            // Create web server with Spring application context<a name="line.124"></a>
<span class="sourceLineNo">125</span>            this.server = new Server(this.port);<a name="line.125"></a>
<span class="sourceLineNo">126</span>            final WebAppContext context = new WebAppContext();<a name="line.126"></a>
<span class="sourceLineNo">127</span>            context.setBaseResource(Resource.newResource(this.root));<a name="line.127"></a>
<span class="sourceLineNo">128</span>            context.setConfigurations(new Configuration[] {<a name="line.128"></a>
<span class="sourceLineNo">129</span>                                new AnnotationConfiguration(),<a name="line.129"></a>
<span class="sourceLineNo">130</span>                                new WebXmlConfiguration(),<a name="line.130"></a>
<span class="sourceLineNo">131</span>                                new WebInfConfiguration(),<a name="line.131"></a>
<span class="sourceLineNo">132</span>                                new PlusConfiguration(),<a name="line.132"></a>
<span class="sourceLineNo">133</span>                                new MetaInfConfiguration(),<a name="line.133"></a>
<span class="sourceLineNo">134</span>                                new FragmentConfiguration(),<a name="line.134"></a>
<span class="sourceLineNo">135</span>                                new EnvConfiguration() });<a name="line.135"></a>
<span class="sourceLineNo">136</span>            context.setContextPath("/");<a name="line.136"></a>
<span class="sourceLineNo">137</span>            context.setParentLoaderPriority(true);<a name="line.137"></a>
<span class="sourceLineNo">138</span>            this.server.setHandler(context);<a name="line.138"></a>
<span class="sourceLineNo">139</span><a name="line.139"></a>
<span class="sourceLineNo">140</span>            // Start server<a name="line.140"></a>
<span class="sourceLineNo">141</span>            this.server.start();<a name="line.141"></a>
<span class="sourceLineNo">142</span><a name="line.142"></a>
<span class="sourceLineNo">143</span>            // Wait for server to stop<a name="line.143"></a>
<span class="sourceLineNo">144</span>            this.server.join();<a name="line.144"></a>
<span class="sourceLineNo">145</span><a name="line.145"></a>
<span class="sourceLineNo">146</span>            // Done<a name="line.146"></a>
<span class="sourceLineNo">147</span>            return 0;<a name="line.147"></a>
<span class="sourceLineNo">148</span>        } finally {<a name="line.148"></a>
<span class="sourceLineNo">149</span><a name="line.149"></a>
<span class="sourceLineNo">150</span>            // Shut down KV database<a name="line.150"></a>
<span class="sourceLineNo">151</span>            this.shutdownKVDatabase();<a name="line.151"></a>
<span class="sourceLineNo">152</span>        }<a name="line.152"></a>
<span class="sourceLineNo">153</span>    }<a name="line.153"></a>
<span class="sourceLineNo">154</span><a name="line.154"></a>
<span class="sourceLineNo">155</span>    @Override<a name="line.155"></a>
<span class="sourceLineNo">156</span>    public JSimpleDB getJSimpleDB() {<a name="line.156"></a>
<span class="sourceLineNo">157</span>        return this.jdb;<a name="line.157"></a>
<span class="sourceLineNo">158</span>    }<a name="line.158"></a>
<span class="sourceLineNo">159</span><a name="line.159"></a>
<span class="sourceLineNo">160</span>    @Override<a name="line.160"></a>
<span class="sourceLineNo">161</span>    public boolean isVerbose() {<a name="line.161"></a>
<span class="sourceLineNo">162</span>        return this.verbose;<a name="line.162"></a>
<span class="sourceLineNo">163</span>    }<a name="line.163"></a>
<span class="sourceLineNo">164</span><a name="line.164"></a>
<span class="sourceLineNo">165</span>    @Override<a name="line.165"></a>
<span class="sourceLineNo">166</span>    public Set&lt;Class&lt;?&gt;&gt; getFunctionClasses() {<a name="line.166"></a>
<span class="sourceLineNo">167</span>        return this.functionClasses;<a name="line.167"></a>
<span class="sourceLineNo">168</span>    }<a name="line.168"></a>
<span class="sourceLineNo">169</span><a name="line.169"></a>
<span class="sourceLineNo">170</span>    @Override<a name="line.170"></a>
<span class="sourceLineNo">171</span>    protected String getName() {<a name="line.171"></a>
<span class="sourceLineNo">172</span>        return "jsimpledb-gui";<a name="line.172"></a>
<span class="sourceLineNo">173</span>    }<a name="line.173"></a>
<span class="sourceLineNo">174</span><a name="line.174"></a>
<span class="sourceLineNo">175</span>    @Override<a name="line.175"></a>
<span class="sourceLineNo">176</span>    protected void usageMessage() {<a name="line.176"></a>
<span class="sourceLineNo">177</span>        System.err.println("Usage:");<a name="line.177"></a>
<span class="sourceLineNo">178</span>        System.err.println("  " + this.getName() + " --pkg package [options]");<a name="line.178"></a>
<span class="sourceLineNo">179</span>        System.err.println("Options:");<a name="line.179"></a>
<span class="sourceLineNo">180</span>        this.outputFlags(new String[][] {<a name="line.180"></a>
<span class="sourceLineNo">181</span>          { "--func-pkg package",   "Register @Function-annotated classes found under the specified Java package" },<a name="line.181"></a>
<span class="sourceLineNo">182</span>          { "--port port",          "Specify HTTP port (default " + DEFAULT_HTTP_PORT + ")" },<a name="line.182"></a>
<span class="sourceLineNo">183</span>          { "--root directory",     "Specify GUI install directory" },<a name="line.183"></a>
<span class="sourceLineNo">184</span>        });<a name="line.184"></a>
<span class="sourceLineNo">185</span>    }<a name="line.185"></a>
<span class="sourceLineNo">186</span><a name="line.186"></a>
<span class="sourceLineNo">187</span>    public static void main(String[] args) throws Exception {<a name="line.187"></a>
<span class="sourceLineNo">188</span>        new Main().doMain(args);<a name="line.188"></a>
<span class="sourceLineNo">189</span>    }<a name="line.189"></a>
<span class="sourceLineNo">190</span><a name="line.190"></a>
<span class="sourceLineNo">191</span>    public static Main getInstance() {<a name="line.191"></a>
<span class="sourceLineNo">192</span>        return Main.instance;<a name="line.192"></a>
<span class="sourceLineNo">193</span>    }<a name="line.193"></a>
<span class="sourceLineNo">194</span>}<a name="line.194"></a>
<span class="sourceLineNo">195</span><a name="line.195"></a>




























































</pre>
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